/**
 * Copyright 2009-2019 the original author or authors.
 * <p>
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.ibatis.submitted.cglib_lazy_error;

public class Person {

	private Long id;
	private String firstName;
	private String lastName;
	private Person parent;

	public Person getAncestor() {
		if (getParent() == null) {
			return this;
		} else {
			return getParent().getAncestor();
		}
	}

	@Override
	public boolean equals(Object o) {
		if (this == o) return true;
		if (!(o instanceof Person)) return false;

		Person person = (Person) o;

		if (id != null ? !id.equals(person.id) : person.id != null) return false;

		return true;
	}

	@Override
	public int hashCode() {
		return id != null ? id.hashCode() : 0;
	}

	@Override
	public String toString() {
		return id + ": " + firstName + " " + lastName + " (" + parent + ")";
	}

	public String getFirstName() {
		return firstName;
	}

	public void setFirstName(String firstName) {
		this.firstName = firstName;
	}

	public String getLastName() {
		return lastName;
	}

	public void setLastName(String lastName) {
		this.lastName = lastName;
	}

	public Long getId() {
		return id;
	}

	public void setId(Long id) {
		this.id = id;
	}

	public Person getParent() {
		return parent;
	}

	public void setParent(Person parent) {
		this.parent = parent;
	}
}
